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MMM-ComEdPrice.js
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MMM-ComEdPrice.js
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'use strict';
Module.register("MMM-ComEdPrice", {
result: [],
// Default module config.
defaults: {
url: 'https://hourlypricing.comed.com/api?type=currenthouraverage',
fadeSpeed: 2000,
updateInterval: 30 * 60 * 1000, // every 30 minutes
},
getStyles: function() {
return ["MMM-ComEdPrice.css"];
},
start: function() {
this.loaded = false;
this.getData();
this.scheduleUpdate();
},
// Override dom generator.
getDom: function() {
var wrapper = document.createElement("pricecontent");
if (!this.loaded) {
wrapper.innerHTML = this.translate("LOADING");
wrapper.className = "dimmed light small";
return wrapper;
}
wrapper.className = 'medium bright';
if (this.result.length > 0){
this.result.forEach(function(pwr) {
var iconElement = document.createElement("span");
var lastPrice = pwr.price;
var lastDate = pwr.millisUTC;
var priceElement = document.createElement("span");
priceElement.innerHTML = lastPrice + ' ¢';
if (lastPrice > 7) {
priceElement.className = "up";
iconElement.className = "up fa fa-fw fa-arrow-up";
}
else {
priceElement.className = "down";
iconElement.className = "down fa fa-fw fa-arrow-down";
}
var d = new Date(parseInt(lastDate, 10));
var dateElement = document.createElement("span");
dateElement.innerHTML = d.toLocaleTimeString('en-US');
var divider = document.createElement("span");
divider.innerHTML = ' - ';
wrapper.appendChild(iconElement);
wrapper.appendChild(priceElement);
wrapper.appendChild(divider);
wrapper.appendChild(dateElement);
});
}
return wrapper;
},
scheduleUpdate: function(delay) {
var nextLoad = this.config.updateInterval;
if (typeof delay !== "undefined" && delay >= 0) {
nextLoad = delay;
}
var self = this;
setInterval(function() {
self.getData();
}, nextLoad);
},
getData: function () {
this.sendSocketNotification(this.config.url);
},
socketNotificationReceived: function(notification, payload) {
if (notification === "POWER_DATA_RESULT") {
this.result = payload;
this.loaded = true;
this.updateDom(self.config.fadeSpeed);
}
},
});